185.238.16.0/23 Telefonica UK Limited
Announced by AS29180 Telefonica UK Limited. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 185.238.16.0/23
Prefix
Origin
AS29180 O2-ONLINE-AS
RPKI
RPKI valid
Size
512 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 185.238.16.0/23 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 12956 5089 35228 29180
| Origin | AS29180 Telefonica UK Limited |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 19h 25m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 12956 5089 35228 29180
| Origin | AS29180 Telefonica UK Limited |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 19h 25m ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 12956 5089 35228 29180
| Origin | AS29180 Telefonica UK Limited |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 6h 34m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS29180 to originate 185.238.16.0/23 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 185.238.16.0/23 | /24 | AS29180 O2-ONLINE-AS | RIPE |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 185.238.16.0/23 | AS29180 O2-ONLINE-AS | RIPE | O2 Online (UK) | O2UK-MNT |